Question

Quiz easy [+10]
7! + 8! - 3!

Explain:
4! = 4×3×2×1 = 24​

Answer 1

Jawaban :

7! +8! - 3! = ?

Answer :

7! + 8! - 3! =

• ( 7 × 6 × 5 × 4 × 3 × 2 × 1 ) + ( 8 × 7 × 6 × 5 × 4 × 3 × 2 × 1 ) - ( 3 × 2 × 1 ) =

• 5.040 + 40.320 - 6 =

• 45.360 - 6 =

• 45.354 ✔️

The result is 45.354

Answer 2

1) 7! + 8! - 3!

= 5040 + 8! - 3! (Factorial of 7 = 5040)

= 5040 + 40320 - 3! (Factorial of 8 = 40320)

= 45360 - 3!

= 45360 - 6 (Factorial of 3 = 6)

= 45354

○ 7! = 7 × 6 × 5 × 4 × 3 × 2 × 1 = 5040

○ 8! = 8 × 7 × 6 × 5 × 4 × 3 × 2 × 1 = 40320

○ 3! = 3 × 2 × 1 = 6

2) 4!

= 4 × 3 × 2 × 1

= 12 × 2

= 24

=》Factorial of 4 is 24

_______

Hope it helps ⚜